DNA breaks Published 20 December, 2012 at 543 × 514 in Finding a needle in a haystack: How RecA slides in to the rescue The single strand break (left) can be easily patched up – the DNA helix is still held in one piece. However, the double strand break (right) means that the sequence is split into two and it’s not possible to stitch them back together. Share this:TweetMoreEmailPrintRedditShare on TumblrPocketLike Loading...